%%
%% This is file `pdfcolparcolumns.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% pdfcolparcolumns.dtx  (with options: `package')
%% 
%% This is a generated file.
%% 
%% Copyright (C) 2007, 2008 by Heiko Oberdiek <oberdiek@uni-freiburg.de>
%% 
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either
%% version 1.3 of this license or (at your option) any later
%% version. The latest version of this license is in
%%    http://www.latex-project.org/lppl.txt
%% and version 1.3 or later is part of all distributions of
%% LaTeX version 2005/12/01 or later.
%% 
%% This work has the LPPL maintenance status "maintained".
%% 
%% This Current Maintainer of this work is Heiko Oberdiek.
%% 
%% This work consists of the main source file pdfcolparcolumns.dtx
%% and the derived files
%%    pdfcolparcolumns.sty, pdfcolparcolumns.pdf, pdfcolparcolumns.ins,
%%    pdfcolparcolumns.drv, pdfcolparcolumns-test1.tex.
%% 
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{pdfcolparcolumns}%
  [2008/08/11 v1.2 Color stacks support for parcolumns (HO)]%
\DeclareOption*{%
  \PassoptionsToPackage{\CurrentOption}{parcolumns}%
}
\ProcessOptions\relax
\RequirePackage{parcolumns}[2004/11/25]
\RequirePackage{pdfcol}[2007/09/09]
\ifpdfcolAvailable
\else
  \PackageInfo{pdfcolparcolumns}{%
    Loading aborted, because color stacks are not available%
  }%
  \expandafter\endinput
\fi
\RequirePackage{infwarerr}[2007/09/09]
\global\chardef\pcpc@MaxStack=\z@
\def\pcpc@InitStacks#1{%
  \ifnum#1>\pcpc@MaxStack
    \begingroup
      \count@\pcpc@MaxStack
      \loop
        \advance\count@\@ne
        \pdfcolInitStack{pcpc@\the\count@}%
      \ifnum#1>\count@
      \repeat
      \global\chardef\pcpc@MaxStack=\count@
    \endgroup
  \fi
}
\def\pcpc@SwitchStack#1{%
  \pdfcolSwitchStack{pcpc@\number#1}%
}
\def\pcpc@SetCurrent#1{%
  \pdfcolSetCurrent{pcpc@\number#1}%
}
\g@addto@macro\pc@alloccolumns{%
  \pcpc@InitStacks\pc@columncount
}
\g@addto@macro\pc@setcolumnwidth{%
  \pcpc@SwitchStack\pc@columnctr
}
\begingroup
  \def\x{%
    \global\let\@tempa\relax
    \count@\z@
    \hb@xt@\linewidth{%
      \vfuzz30ex %
      \vbadness\@M
      \splittopskip\z@skip
      \loop
      \ifnum\count@<\pc@columncount
        \advance\count@\@ne
        \expandafter\ifvoid\csname pc@column@\number\count@\endcsname
          \hskip\csname pc@column@width@\number\count@\endcsname
        \else
          \expandafter\setbox\expandafter\@tempboxa\expandafter
          \vsplit\csname pc@column@\number\count@\endcsname
              to \dp\strutbox
          \vbox{%
            \unvbox\@tempboxa
          }%
        \fi
        \expandafter\ifvoid\csname pc@column@\number\count@\endcsname
        \else
          \global\let\@tempa\pc@placeboxes
        \fi
        \ifnum\count@<\pc@columncount
          \strut
          \hfill
          \ifpc@rulebetween
            \vrule
            \hfill
          \fi
        \fi
      \repeat
    }%
    \@tempa
  }%
  \ifx\x\pc@placeboxes
  \else
    \@PackageWarningNoLine{pdfcolparcolumns}{%
      Command \string\pc@placeboxes\space has changed.\MessageBreak
      Supported versions of package `parcolumns':\MessageBreak
      \space\space 2004/08/05.\MessageBreak
      The redefinition of \string\pc@placeboxes\space may not%
      \MessageBreak
      behave correctly depending on the changes%
    }%
  \fi
\endgroup
\renewcommand*{\pc@placeboxes}{%
  \global\let\@tempa\relax
  \count@\z@
  \hb@xt@\linewidth{%
    \vfuzz30ex %
    \vbadness\@M
    \splittopskip\z@skip
    \loop
    \ifnum\count@<\pc@columncount
      \advance\count@\@ne
      \expandafter\ifvoid\csname pc@column@\number\count@\endcsname
        \hskip\csname pc@column@width@\number\count@\endcsname
      \else
        \expandafter\setbox\expandafter\@tempboxa\expandafter
        \vsplit\csname pc@column@\number\count@\endcsname
            to \dp\strutbox
        \vbox{%
          \pcpc@SetCurrent\count@
          \unvbox\@tempboxa
        }%
      \fi
      \expandafter\ifvoid\csname pc@column@\number\count@\endcsname
      \else
        \global\let\@tempa\pc@placeboxes
      \fi
      \ifnum\count@<\pc@columncount
        \strut
        \hfill
        \ifpc@rulebetween
          \vrule
          \hfill
        \fi
      \fi
    \repeat
  }%
  \@tempa
}
\endinput
%%
%% End of file `pdfcolparcolumns.sty'.
